# SmartFog vs Tracking Device Detector

The clearest difference is in-app purchases: SmartFog at none against Tracking Device Detector's 2. SmartFog also leads on device support (4 vs 1) and iOS requirement (11.0 vs 16.6). Tracking Device Detector's advantage is update cadence (every 3 weeks vs every 4 months). On price and ads there is nothing between them.

Both are free to download. Tracking Device Detector sells 2 in-app purchases, starting at $9.99 per 7 days. SmartFog asks for nothing beyond the download.

SmartFog ships an update every 4 months, Tracking Device Detector every 3 weeks. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SmartFog | Tracking Device Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (193 ratings)](https://appshunter.io/ios/app/tracking-device-detector-ble/id6748611590/reviews)** |
| Number of ratings | — | **193** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 210 MB | 1 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FOG GLOBAL TECHNOLOGIES LTD](https://appshunter.io/developer/1654821937) | [Samuel Ippisch](https://appshunter.io/developer/1766642673) |

## What reviewers say

### SmartFog

[App page](https://appshunter.io/ios/app/smartfog/id6450040471)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tracking Device Detector

[App page](https://appshunter.io/ios/app/tracking-device-detector-ble/id6748611590)

Discover hidden Bluetooth devices that may be tracking your location. This app scans for unknown signals, identifies risks, and helps you locate them using real-time signal strength. Stay informed about unwanted Bluetooth monitoring to protect your privacy and security.

**Highlights:** Scan for unknown Bluetooth signals, Identify potential tracking devices, Locate devices with signal strength, Real-time proximity alerts, Distance estimation, Privacy and security protection

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $9.99 | per 7 days |
| Yearly Pro / 1 Week Free Trial | $39.99 | per year |


## Frequently asked questions

### Is SmartFog free?

SmartFog is free to download, with no in-app purchases.

### Is Tracking Device Detector free?

Tracking Device Detector is free to download, with in-app purchases available.

### Do SmartFog or Tracking Device Detector have ads?

Neither SmartFog nor Tracking Device Detector shows ads.

### Which is updated more often, SmartFog or Tracking Device Detector?

SmartFog ships an update every 4 months, and Tracking Device Detector every 3 weeks. Most recently, SmartFog was updated on October 13, 2026 and Tracking Device Detector on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*